diff options
| author | Viswas G <Viswas.G@microchip.com> | 2021-04-15 16:03:52 +0530 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-04-15 22:29:00 -0400 |
| commit | 1f02beff224e6176c1a0aacced7fb5127b240996 (patch) | |
| tree | 6c5cb5116e01a1b64486860da57c0f070e658464 /drivers/scsi/pm8001/pm8001_sas.h | |
| parent | b431472bc88b4a230c88049ed077fcccf4448980 (diff) | |
scsi: pm80xx: Remove global lock from outbound queue processing
Introduce spin lock for outbound queue. With this, driver need not acquire
HBA global lock for outbound queue processing.
Link: https://lore.kernel.org/r/20210415103352.3580-9-Viswas.G@microchip.com
Acked-by: Jack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: Viswas G <Viswas.G@microchip.com>
Signed-off-by: Ruksar Devadi <Ruksar.devadi@microchip.com>
Signed-off-by: Ashokkumar N <Ashokkumar.N@microchip.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/pm8001/pm8001_sas.h')
| -rw-r--r-- | drivers/scsi/pm8001/pm8001_sas.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h index b5562f7fc7e5..62d08b535a4b 100644 --- a/drivers/scsi/pm8001/pm8001_sas.h +++ b/drivers/scsi/pm8001/pm8001_sas.h @@ -456,6 +456,7 @@ struct outbound_queue_table { u32 dinterrup_to_pci_offset; __le32 producer_index; u32 consumer_idx; + spinlock_t oq_lock; }; struct pm8001_hba_memspace { void __iomem *memvirtaddr; |